Move build to GHA (digitalocean#34)

Signed-off-by: Gábor Lipták <gliptak@gmail.com>

Author: gliptak

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+
+  build:
+    runs-on: ubuntu-18.04
+    steps:
+    - name: Setup Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.15
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Setup
+      run: |
+        sudo apt-get install -y curl wget software-properties-common apt-transport-https ca-certificates gnupg2
+        sudo curl -sL https://deb.nodesource.com/setup_10.x | sudo bash -
+        sudo wget -qO - https://packages.confluent.io/deb/5.4/archive.key | sudo apt-key add -
+        sudo add-apt-repository "deb [arch=amd64] https://packages.confluent.io/deb/5.4 stable main"
+        sudo apt-get update
+        sudo apt-get install -y librdkafka1 librdkafka-dev
+    - name: Build
+      run: |
+        gofmt -w -s . && git diff --exit-code
+        make cover

.travis.yml

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package executor_test

executor/message_int_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package inttest

inttest/integration.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package inttest

inttest/integration_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package leader

leader/leader_int_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package elasticsearch

node/elasticsearch/connectionfactory_int_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package elasticsearch

node/elasticsearch/elasticsearch_int_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package kafkaconsumer

node/kafkaconsumer/kafkaconsumer_int_test.go

@@ -1,3 +1,4 @@
+//go:build integration
 // +build integration
 
 package kafkaconsumer